/* capture_opts.h
* Capture options (all parameters needed to do the actual capture)
*
- * $Id$
- *
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
extern "C" {
#endif /* __cplusplus */
-/* Current state of capture engine. XXX - differentiate states */
-typedef enum {
- CAPTURE_STOPPED, /**< stopped */
- CAPTURE_PREPARING, /**< preparing, but still no response from capture child */
- CAPTURE_RUNNING /**< capture child signalled ok, capture is running now */
-} capture_state;
+/* Attention:
+ for tshark, we're using a leading - in the optstring to prevent getopt()
+ from permuting the argv[] entries, in this case, unknown argv[] entries
+ will be returned as parameters to a dummy-option 1
+ in short: we must not use 1 here */
+
+/* this does not clash with tshark's -2 option which returns '2' */
+#define LONGOPT_NUM_CAP_COMMENT 2
+
#ifdef HAVE_PCAP_REMOTE
/* Type of capture source */
} capture_sampling;
#endif
-typedef enum {
- IF_WIRED,
- IF_AIRPCAP,
- IF_PIPE,
- IF_STDIN,
- IF_BLUETOOTH,
- IF_WIRELESS,
- IF_DIALUP,
- IF_USB,
- IF_VIRTUAL
-} interface_type;
-
#ifdef HAVE_PCAP_REMOTE
struct remote_host_info {
gchar *remote_host; /**< Host name or network address for remote capturing */
typedef struct interface_tag {
gchar *name;
gchar *display_name;
+ gchar *friendly_name;
guint type;
gchar *addresses;
gint no_addresses;
gboolean local;
#if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
gint buffer;
+#endif
+#ifdef HAVE_PCAP_CREATE
gboolean monitor_mode_enabled;
gboolean monitor_mode_supported;
#endif
} link_row;
typedef struct interface_options_tag {
- gchar *name;
+ gchar *name; /* the name of the interface provided to winpcap/libpcap to specify the interface */
gchar *descr;
+ gchar *console_display_name; /* the name displayed in the console, also the basis for autonamed pcap filenames */
gchar *cfilter;
gboolean has_snaplen;
int snaplen;
int linktype;
gboolean promisc_mode;
+ interface_type if_type;
#if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
int buffer_size;
#endif
/** Capture options coming from user interface */
typedef struct capture_options_tag {
/* general */
- void *cf; /**< handle to cfile (note: untyped handle) */
GArray *ifaces; /**< array of interfaces.
Currently only used by dumpcap. */
GArray *all_ifaces;
guint num_selected;
+
+ /*
+ * Options to be applied to all interfaces.
+ *
+ * Some of these can be set from the GUI, others can't; setting
+ * the link-layer header type, for example, doesn't necessarily
+ * make sense, as different interfaces may support different sets
+ * of link-layer header types.
+ *
+ * Some that can't be set from the GUI can be set from the command
+ * line, by specifying them before any interface is specified.
+ * This includes the link-layer header type, so if somebody asks
+ * for a link-layer header type that an interface on which they're
+ * capturing doesn't support, we should report an error and fail
+ * to capture.
+ *
+ * These can be overridden per-interface.
+ */
interface_options default_options;
+
gboolean saving_to_file; /**< TRUE if capture is writing to a file */
gchar *save_file; /**< the capture file name */
gboolean group_read_access; /**< TRUE is group read permission needs to be set */
gboolean show_info; /**< show the info dialog */
gboolean quit_after_cap; /**< Makes a "capture only mode". Implies -k */
gboolean restart; /**< restart after closing is done */
+ gchar *orig_save_file; /**< the original capture file name (saved for a restart) */
/* multiple files (and ringbuffer) */
gboolean multi_files_on; /**< TRUE if ring buffer in use */
int autostop_packets; /**< Maximum packet count */
gboolean has_autostop_filesize; /**< TRUE if maximum capture file size
is specified */
- gint32 autostop_filesize; /**< Maximum capture file size */
+ guint32 autostop_filesize; /**< Maximum capture file size */
gboolean has_autostop_duration; /**< TRUE if maximum capture duration
is specified */
gint32 autostop_duration; /**< Maximum capture duration */
+ gchar *capture_comment; /** capture comment to write to the
+ output file */
+
/* internally used (don't touch from outside) */
- int fork_child; /**< If not -1, in parent, process ID of child */
- int fork_child_status; /**< Child exit status */
-#ifdef _WIN32
- int signal_pipe_write_fd; /**< the pipe to signal the child */
-#endif
- capture_state state; /**< current state of the capture engine */
gboolean output_to_pipe; /**< save_file is a pipe (named or stdout) */
-#ifndef _WIN32
- uid_t owner; /**< owner of the cfile */
- gid_t group; /**< group of the cfile */
-#endif
+ gboolean capture_child; /**< hidden option: Wireshark child mode */
} capture_options;
/* initialize the capture_options with some reasonable values */
extern void
-capture_opts_init(capture_options *capture_opts, void *cf);
+capture_opts_init(capture_options *capture_opts);
/* set a command line option value */
extern int
capture_opts_add_opt(capture_options *capture_opts, int opt, const char *optarg, gboolean *start_capture);
-extern int
-capture_opts_add_iface_opt(capture_options *capture_opts, const char *optarg_str_p);
-
/* log content of capture_opts */
extern void
capture_opts_log(const char *log_domain, GLogLevelFlags log_level, capture_options *capture_opts);
extern void
capture_opts_trim_ring_num_files(capture_options *capture_opts);
-/* trim the interface entry */
-extern gboolean
-capture_opts_trim_iface(capture_options *capture_opts, const char *capture_device);
+/* pick default interface if none was specified */
+extern int
+capture_opts_default_iface_if_necessary(capture_options *capture_opts,
+ const char *capture_device);
extern void
collect_ifaces(capture_options *capture_opts);
-typedef struct {
- gboolean monitor_mode;
- int linktype;
-} cap_settings_t;
-
-/** Get capture settings for interface
- *
- * @param if_name interface name
- */
-cap_settings_t
-capture_get_cap_settings (gchar *if_name);
-
-extern void
-scan_local_interfaces(capture_options* capture_opts, int *error);
+/* Default capture buffer size in Mbytes. */
+#define DEFAULT_CAPTURE_BUFFER_SIZE 2
#ifdef __cplusplus
}